Kiyoshi Yamamuro

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Brushless motor
- Patent number 5,637,945
- Issue date Jun 10, 1997
- Hitachi, Ltd.
- Kiyoshi Yamamuro
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Low ripple-torque permanent magnet brushless motor
- Patent number 4,918,346
- Issue date Apr 17, 1990
- Hitachi, Ltd.
- Fumio Tajima
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER